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GraphQLSchema.java
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108 lines (79 loc) · 2.97 KB
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package graphql.schema;
import graphql.Assert;
import graphql.Directives;
import java.util.*;
import static graphql.Assert.assertNotNull;
public class GraphQLSchema {
private final GraphQLObjectType queryType;
private final GraphQLObjectType mutationType;
private final Map<String, GraphQLType> typeMap;
private Set<GraphQLType> dictionary;
public GraphQLSchema(GraphQLObjectType queryType) {
this(queryType, null, Collections.<GraphQLType>emptySet());
}
public Set<GraphQLType> getDictionary() {
return dictionary;
}
public GraphQLSchema(GraphQLObjectType queryType, GraphQLObjectType mutationType, Set<GraphQLType> dictionary) {
assertNotNull(dictionary, "dictionary can't be null");
assertNotNull(queryType, "queryType can't be null");
this.queryType = queryType;
this.mutationType = mutationType;
this.dictionary = dictionary;
typeMap = new SchemaUtil().allTypes(this, dictionary);
}
public GraphQLType getType(String typeName) {
return typeMap.get(typeName);
}
public List<GraphQLType> getAllTypesAsList() {
return new ArrayList<GraphQLType>(typeMap.values());
}
public GraphQLObjectType getQueryType() {
return queryType;
}
public GraphQLObjectType getMutationType() {
return mutationType;
}
public List<GraphQLDirective> getDirectives() {
return Arrays.asList(Directives.IncludeDirective, Directives.SkipDirective);
}
public GraphQLDirective getDirective(String name) {
for (GraphQLDirective directive : getDirectives()) {
if (directive.getName().equals(name)) return directive;
}
return null;
}
public boolean isSupportingMutations() {
return mutationType != null;
}
public static Builder newSchema() {
return new Builder();
}
public static class Builder {
private GraphQLObjectType queryType;
private GraphQLObjectType mutationType;
public Builder query(GraphQLObjectType.Builder builder) {
return query(builder.build());
}
public Builder query(GraphQLObjectType queryType) {
this.queryType = queryType;
return this;
}
public Builder mutation(GraphQLObjectType.Builder builder) {
return mutation(builder.build());
}
public Builder mutation(GraphQLObjectType mutationType) {
this.mutationType = mutationType;
return this;
}
public GraphQLSchema build() {
return build(Collections.<GraphQLType>emptySet());
}
public GraphQLSchema build(Set<GraphQLType> dictionary) {
Assert.assertNotNull(dictionary, "dictionary can't be null");
GraphQLSchema graphQLSchema = new GraphQLSchema(queryType, mutationType, dictionary);
new SchemaUtil().replaceTypeReferences(graphQLSchema);
return graphQLSchema;
}
}
}